Google+

Circles:
Share the right things with the right people. You can put your friends from Saturday night in one circle, your parents in another and your boss in a circle by himself - just like real life.
Hangouts:
Chat face to face with nine friends at once from your phone or your computer - it’s “how’s it going?” made even easier.
Games:
Play Google+ games by yourself or against your friends. Let everyone know when you’re winning.